package net.xiduth.io.io.File;

/*
 * Copyright 1998 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

/* @test
 @bug 4140693
 @summary Make sure that java.io.File.list*(null) returns an array, not null
 */

import java.io.File;
import java.io.FileFilter;
import java.io.FilenameFilter;

public class ListNull {

	static void go(String what, Object[] fs) throws Exception {
		if (fs == null)
			throw new Exception(what + " returned null");
		System.err.println("-- " + what);
		for (int i = 0; i < fs.length; i++)
			System.err.println(fs[i]);
	}

	public static void main(String[] args) throws Exception {
		File d = new File(".");
		go("list()", d.list());
		go("listFiles()", d.listFiles());
		go("list(null)", d.list(null));
		go("listFiles((FilenameFilter)null)",
				d.listFiles((FilenameFilter) null));
		go("listFiles((FileFilter)null)", d.listFiles((FileFilter) null));
	}

}
